//-----------------------------------------------------------------------------
// luna2d engine
// Copyright 2014-2017 Stepan Prokofjev
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#pragma once

#include "lunavector2.h"

//-----------------
// Spline functions
//-----------------
namespace luna2d{ namespace splines{

// Quadratic B-Spline
// "p0" - i-1 point
// "p1" - i point
// "p2" - i+1 point
// "t" - time from 0.0 to 1.0
glm::vec2 QuadraticBSpline(const glm::vec2& p0, const glm::vec2& p1, const glm::vec2& p2, float t);

// Cubic Bezier function
glm::vec2 CubicBezier(const glm::vec2& p0, const glm::vec2& p1, const glm::vec2& p2, const glm::vec2& p3, float t);

}}
